Cast
Leo Willis
Cop (uncredited)
Tetsu Komai
Florist Henchman (uncredited)
James Pier Mason
Barry Steele / Dick the Dude (uncredited)
Barbara Kent
Billie Lee
Grady Sutton
Man at Party (silent version) (scenes deleted)
Brooks Benedict
Handcuffed Prisoner at Police Station (uncredited)
Blue Washington
Thorne's Henchman (uncredited)
Charles Middleton
John Thorne / The Dragon
Eddy Chandler
Cop (uncredited)
James B. Leong
Florist Henchman / High Priest (uncredited)
Harold Lloyd
Harold Bledsoe
Will Walling
Captain Walton, SFPD 3rd Div.
Edgar Kennedy
SFPD Desk Sergeant (uncredited)
Noah Young
Patrick Clancy SFPD
Nelson McDowell
1st Train Passenger (uncredited)